The green bean (Vigna radiata L.) is one kind of nut that have been known and cultivated in Indonesia. The damage of green bean seed during storage can be caused by warehouse pest, such as Tribolium sp. The alternative that used in this research is Sugar-apple leaf powder. The purpose of this research is to get the best dosage of Sugar-apple leaf powder to control Tribolium sp. attack on the seeds of green beans. The study was done used laboratory experimental methods with 5 treatments and 3 repetitions, arranged in Completely Randomized Design (CRD). The treatments that used in this research are: 0 % Sugar-apple leaf powder (control), 2 % Sugar-apple leaf powder, 4 % Sugar-apple leaf powder 6 % Sugar-apple leaf powder and 0,9 mg phostoxin. The results showed that the treatment of Sugar-apple leaf powder with doseage of 2 %, 4 % and 6 % has not been effectively able to control the Tribolium sp. and could not replaced 0,9 mg of phostoxin treatment.